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Finding the Fourth Proportional to 587,275.48, 881,044.50 and 187,940.20

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Solution

The fourth proportional to 587,275.48, 881,044.50 and 187,940.20 is: 281,952.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,275.48 : 881,044.50 = 187,940.20 : x
  2. Step 2: Convert to fraction form
    587,275.48/881,044.50 = 187,940.20/x
  3. Step 3: Cross multiply
    587,275.48x = 881,044.50 × 187,940.20
  4. Step 4: Simplify right side
    587,275.48x = 165,583,679,538.90
  5. Step 5: Solve for x
    x = 165,583,679,538.90/587,275.48
  6. Step 6: Final answer
    x = 281,952.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.